Seven reasons Obamacare may work

Will Obamacare work?As the Obama administration gears up to launch state health insurance marketplaces on Oct. 1, questions remain about whether the law will work.Below, we take a look at seven reasons why the law could end up working. In a separate story, we'll look at reasons for pessimism.It doesn't matter whether 'Obamacare' is popular.(AP)The program's state-based health care exchanges are not called Obamacare and many people signing up for insurance this fall may not even realize that the law …